Patty has 44 coins, all nickels, dimes and quarters, worth a total of $6.45. she has 3 times as many dimes as nickels. set up an equation in terms of only one variable and then solve it to find the number of each type of coin she has

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.